guild create discord.js code example

Example 1: discord.js guildMemberAdd

client.on('guildMemberAdd', (guildMemberAdd) => {
    //Your code
});

//Note, you have to define client.
//Its best to run these events through something called a "event handler"

Example 2: discord js channel send

const user = <client>.users.cache.get('<id>');
user.send('<content>');

Example 3: discord js channel send

const channel = <client>.channels.cache.get('<id>');
channel.send('<content>');